# Sudeb vs Defter

The clearest difference is in-app purchases: Defter at none against Sudeb's 10. Defter also leads on iOS requirement (16.4 vs 27.0). Sudeb's advantage is update cadence (every 2 weeks vs every 5 months) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Sudeb sells 10 in-app purchases, starting at $7.49 per month. Defter asks for nothing beyond the download.

Sudeb ships an update every 2 weeks, Defter every 5 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Sudeb | Defter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Monetization | Freemium | — |
| Size | 45 MB | 39 MB |
| Requires iOS | 27.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch, Vision Pro** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Mehmet Kalayci](https://appshunter.io/developer/1494667687) | [Hakan Olgun](https://appshunter.io/developer/1665654762) |

## What reviewers say

### Sudeb

[App page](https://appshunter.io/ios/app/sudeb-debt-tracker-and-iou/id1494667688)

Manage debts and IOUs effortlessly with this comprehensive ledger. Track who owes you and who you owe, with features for personal use, businesses, and group expenses. Syncs across devices and offers offline functionality.

**Highlights:** Unlimited people and records, Offline functionality with sync, Reminders for due dates, Partial and recurring payments, Shop mode for credit sales, Linked people for shared records, Data export and calendar feed

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription (1 Month) | $7.49 | per month |
| Sudeb Pro+ Monthly | $12.99 | per month |
| Sudeb Pro+ 200 GB Monthly | $16.99 | per month |
| Sudeb Pro+ 1 TB Monthly | $29.99 | per month |
| 1 Year Subscription (1 Year) | $54.99 | per year |
| Sudeb Pro+ 2 TB Monthly | $59.99 | per month |
| Sudeb Pro+ Yearly | $94.99 | per year |
| Sudeb Pro+ 200 GB Yearly | $124.99 | per year |
| Sudeb Pro+ 1 TB Yearly | $279.99 | per year |
| Sudeb Pro+ 2 TB Yearly | $599.99 | per year |


### Defter

[App page](https://appshunter.io/ios/app/defter-simple-notes/id1662311843)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sudeb free?

Sudeb is free to download, with in-app purchases available.

### Is Defter free?

Defter is free to download, with no in-app purchases.

### Do Sudeb or Defter have ads?

Neither Sudeb nor Defter shows ads.

### Which is updated more often, Sudeb or Defter?

Sudeb ships an update every 2 weeks, and Defter every 5 months. Most recently, Sudeb was updated on November 3, 2026 and Defter on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*